Properties

Label 7440.2.lb
Level $7440$
Weight $2$
Character orbit 7440.lb
Rep. character $\chi_{7440}(607,\cdot)$
Character field $\Q(\zeta_{60})$
Dimension $3072$
Sturm bound $3072$

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Defining parameters

Level: \( N \) \(=\) \( 7440 = 2^{4} \cdot 3 \cdot 5 \cdot 31 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 7440.lb (of order \(60\) and degree \(16\))
Character conductor: \(\operatorname{cond}(\chi)\) \(=\) \( 620 \)
Character field: \(\Q(\zeta_{60})\)
Sturm bound: \(3072\)

Dimensions

The following table gives the dimensions of various subspaces of \(M_{2}(7440, [\chi])\).

Total New Old
Modular forms 24960 3072 21888
Cusp forms 24192 3072 21120
Eisenstein series 768 0 768

Decomposition of \(S_{2}^{\mathrm{new}}(7440, [\chi])\) into newform subspaces

The newforms in this space have not yet been added to the LMFDB.

Decomposition of \(S_{2}^{\mathrm{old}}(7440, [\chi])\) into lower level spaces

\( S_{2}^{\mathrm{old}}(7440, [\chi]) \cong \) \(S_{2}^{\mathrm{new}}(620, [\chi])\)\(^{\oplus 6}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(1240, [\chi])\)\(^{\oplus 4}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(1860, [\chi])\)\(^{\oplus 3}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(2480, [\chi])\)\(^{\oplus 2}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(3720, [\chi])\)\(^{\oplus 2}\)